Finished book 7-1 #2, #3, #7.
Did new similar problems 7-1 #2A, #3A, #7A (see below problems and answers).
Learned about changing area units (like square inches to square feet).
Did book problems 7-2 #2, #4, #8b,c.
Quiz tomorrow on 7-1 #2, #3, #7 (open notes).